Four bells toll at interval of 8,9,12 and 14 minutes respectively. If they toll together at 10 a.m. when will they toll together next?
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Answer:
8 : 24 pm
Step-by-step explanation:
LCM of 8, 9, 12, 14 = 504
504 minutes = 504 / 60
= 8 hours 24 minutes
so, 10 am + 8 hours 24 minutes
= 8 : 24 pm
Therefore, the four bells will troll together again at 8 : 24 pm.
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